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Contact information for purchasing STC-SA578AL for the "Day and Night" Piper PA-12 flap installation.
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Spar repair information for Piper aircraft with aluminum spars.
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Inspection of front and rear control stick socket castings for cracks at the ears to which the push-pull tube attaches.
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Replacement of front lift strut wing attachment fittings to prevent failure of lift strut wing fitting due to tie-down loads.
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In order to prevent the seat belt anchorage from failing during crash landings, it has been found necessary to modify the seat installation as follows.
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Failures of the exhaust stacks have occurred in the area of the cabin heat muffs, causing hazardous carbon monoxide contamination of the cabin when cabin heat is used.
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How to remove the fin for spar inspection, and required replacement parts if failure exists.
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Inspect the aileron support ribs for indications of buckling or cracking.
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Due to the independent suspension of the floats, racking loads imposed by rough water operation can cause extensive structural damage. As a result, the following inspections and modifications are necessary.
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Steps to preclude the possibility of fuel coming in contact with the left exhaust manifold in the event of a failure in the primer line.